Cut microsecond from init_time
Cut microsecond from init_time

In response of node creation request, init_time contains microsecond,
it's not a good view, this patch fixes the issue.

Closes-Bug: #1522337
Change-Id: I56667206b377828b61774f44e07044756ba9ad18

openstack/senlin,openstack/senlin,tengqm/senlin-container,openstack/senlin,stackforge/senlin,tengqm/senlin-container,stackforge/senlin